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Stock-Based Compensation - Summary of Nonvested Performance-based Share Awards (Details) - Nonvested shares	3 Months Ended
	Mar. 31, 2022
13% "Target"
Stock-based compensation
Three-Year Book Value Per Share CAGR	13.00%
13% "Target" | ≤25th percentile
Stock-based compensation
Vesting percentile	100.00%
13% "Target" | 50th percentile "Target"
Stock-based compensation
Vesting percentile	150.00%
13% "Target" | ≥75th percentile
Stock-based compensation
Vesting percentile	200.00%
11%
Stock-based compensation
Three-Year Book Value Per Share CAGR	11.00%
11% | ≤25th percentile
Stock-based compensation
Vesting percentile	75.00%
11% | 50th percentile "Target"
Stock-based compensation
Vesting percentile	125.00%
11% | ≥75th percentile
Stock-based compensation
Vesting percentile	175.00%
9%
Stock-based compensation
Three-Year Book Value Per Share CAGR	9.00%
9% | ≤25th percentile
Stock-based compensation
Vesting percentile	50.00%
9% | 50th percentile "Target"
Stock-based compensation
Vesting percentile	100.00%
9% | ≥75th percentile
Stock-based compensation
Vesting percentile	150.00%
7%
Stock-based compensation
Three-Year Book Value Per Share CAGR	7.00%
7% | ≤25th percentile
Stock-based compensation
Vesting percentile	25.00%
7% | 50th percentile "Target"
Stock-based compensation
Vesting percentile	75.00%
7% | ≥75th percentile
Stock-based compensation
Vesting percentile	125.00%
5%
Stock-based compensation
Three-Year Book Value Per Share CAGR	5.00%
5% | ≤25th percentile
Stock-based compensation
Vesting percentile	0.00%
5% | 50th percentile "Target"
Stock-based compensation
Vesting percentile	50.00%
5% | ≥75th percentile
Stock-based compensation
Vesting percentile	100.00%

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Awards Earned, Percentage Of Target Shares Granted

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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